449780000

素因数分解:

$2^5\times 5^4\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:596

約数の個数: 120

約数和(自身を含む): 1134424368

約数和(自身を除く): 684644368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 80, 86, 100, 125, 160, 172, 200, 215, 250, 344, 400, 430, 500, 523, 625, 688, 800, 860, 1000, 1046, 1075, 1250, 1376, 1720, 2000, 2092, 2150, 2500, 2615, 3440, 4000, 4184, 4300, 5000, 5230, 5375, 6880, 8368, 8600, 10000, 10460, 10750, 13075, 16736, 17200, 20000, 20920, 21500, 22489, 26150, 26875, 34400, 41840, 43000, 44978, 52300, 53750, 65375, 83680, 86000, 89956, 104600, 107500, 112445, 130750, 172000, 179912, 209200, 215000, 224890, 261500, 326875, 359824, 418400, 430000, 449780, 523000, 562225, 653750, 719648, 860000, 899560, 1046000, 1124450, 1307500, 1799120, 2092000, 2248900, 2615000, 2811125, 3598240, 4497800, 5230000, 5622250, 8995600, 10460000, 11244500, 14055625, 17991200, 22489000, 28111250, 44978000, 56222500, 89956000, 112445000, 224890000, 449780000]

約数ペア:

[(1, 449780000), (2, 224890000), (4, 112445000), (5, 89956000), (8, 56222500), (10, 44978000), (16, 28111250), (20, 22489000), (25, 17991200), (32, 14055625), (40, 11244500), (43, 10460000), (50, 8995600), (80, 5622250), (86, 5230000), (100, 4497800), (125, 3598240), (160, 2811125), (172, 2615000), (200, 2248900), (215, 2092000), (250, 1799120), (344, 1307500), (400, 1124450), (430, 1046000), (500, 899560), (523, 860000), (625, 719648), (688, 653750), (800, 562225), (860, 523000), (1000, 449780), (1046, 430000), (1075, 418400), (1250, 359824), (1376, 326875), (1720, 261500), (2000, 224890), (2092, 215000), (2150, 209200), (2500, 179912), (2615, 172000), (3440, 130750), (4000, 112445), (4184, 107500), (4300, 104600), (5000, 89956), (5230, 86000), (5375, 83680), (6880, 65375), (8368, 53750), (8600, 52300), (10000, 44978), (10460, 43000), (10750, 41840), (13075, 34400), (16736, 26875), (17200, 26150), (20000, 22489), (20920, 21500)]