25404250000

素因数分解:

$2^4\times 5^6\times {\mathrm{307}}^1\times {\mathrm{331}}^1$

素因数の和:676

約数の個数: 140

約数和(自身を含む): 61912020016

約数和(自身を除く): 36507770016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 307, 331, 400, 500, 614, 625, 662, 1000, 1228, 1250, 1324, 1535, 1655, 2000, 2456, 2500, 2648, 3070, 3125, 3310, 4912, 5000, 5296, 6140, 6250, 6620, 7675, 8275, 10000, 12280, 12500, 13240, 15350, 15625, 16550, 24560, 25000, 26480, 30700, 31250, 33100, 38375, 41375, 50000, 61400, 62500, 66200, 76750, 82750, 101617, 122800, 125000, 132400, 153500, 165500, 191875, 203234, 206875, 250000, 307000, 331000, 383750, 406468, 413750, 508085, 614000, 662000, 767500, 812936, 827500, 959375, 1016170, 1034375, 1535000, 1625872, 1655000, 1918750, 2032340, 2068750, 2540425, 3070000, 3310000, 3837500, 4064680, 4137500, 4796875, 5080850, 5171875, 7675000, 8129360, 8275000, 9593750, 10161700, 10343750, 12702125, 15350000, 16550000, 19187500, 20323400, 20687500, 25404250, 38375000, 40646800, 41375000, 50808500, 63510625, 76750000, 82750000, 101617000, 127021250, 203234000, 254042500, 317553125, 508085000, 635106250, 1016170000, 1270212500, 1587765625, 2540425000, 3175531250, 5080850000, 6351062500, 12702125000, 25404250000]

約数ペア:

[(1, 25404250000), (2, 12702125000), (4, 6351062500), (5, 5080850000), (8, 3175531250), (10, 2540425000), (16, 1587765625), (20, 1270212500), (25, 1016170000), (40, 635106250), (50, 508085000), (80, 317553125), (100, 254042500), (125, 203234000), (200, 127021250), (250, 101617000), (307, 82750000), (331, 76750000), (400, 63510625), (500, 50808500), (614, 41375000), (625, 40646800), (662, 38375000), (1000, 25404250), (1228, 20687500), (1250, 20323400), (1324, 19187500), (1535, 16550000), (1655, 15350000), (2000, 12702125), (2456, 10343750), (2500, 10161700), (2648, 9593750), (3070, 8275000), (3125, 8129360), (3310, 7675000), (4912, 5171875), (5000, 5080850), (5296, 4796875), (6140, 4137500), (6250, 4064680), (6620, 3837500), (7675, 3310000), (8275, 3070000), (10000, 2540425), (12280, 2068750), (12500, 2032340), (13240, 1918750), (15350, 1655000), (15625, 1625872), (16550, 1535000), (24560, 1034375), (25000, 1016170), (26480, 959375), (30700, 827500), (31250, 812936), (33100, 767500), (38375, 662000), (41375, 614000), (50000, 508085), (61400, 413750), (62500, 406468), (66200, 383750), (76750, 331000), (82750, 307000), (101617, 250000), (122800, 206875), (125000, 203234), (132400, 191875), (153500, 165500)]