31838300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1289}}^1$

素因数の和:1335

約数の個数: 72

約数和(自身を含む): 78380400

約数和(自身を除く): 46542100

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 950, 988, 1235, 1289, 1300, 1900, 2470, 2578, 4940, 5156, 6175, 6445, 12350, 12890, 16757, 24491, 24700, 25780, 32225, 33514, 48982, 64450, 67028, 83785, 97964, 122455, 128900, 167570, 244910, 318383, 335140, 418925, 489820, 612275, 636766, 837850, 1224550, 1273532, 1591915, 1675700, 2449100, 3183830, 6367660, 7959575, 15919150, 31838300]

約数ペア:

[(1, 31838300), (2, 15919150), (4, 7959575), (5, 6367660), (10, 3183830), (13, 2449100), (19, 1675700), (20, 1591915), (25, 1273532), (26, 1224550), (38, 837850), (50, 636766), (52, 612275), (65, 489820), (76, 418925), (95, 335140), (100, 318383), (130, 244910), (190, 167570), (247, 128900), (260, 122455), (325, 97964), (380, 83785), (475, 67028), (494, 64450), (650, 48982), (950, 33514), (988, 32225), (1235, 25780), (1289, 24700), (1300, 24491), (1900, 16757), (2470, 12890), (2578, 12350), (4940, 6445), (5156, 6175)]