105598300

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 236234880

約数和(自身を除く): 130636580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 107, 139, 142, 214, 278, 284, 355, 428, 535, 556, 695, 710, 1070, 1390, 1420, 1775, 2140, 2675, 2780, 3475, 3550, 5350, 6950, 7100, 7597, 9869, 10700, 13900, 14873, 15194, 19738, 29746, 30388, 37985, 39476, 49345, 59492, 74365, 75970, 98690, 148730, 151940, 189925, 197380, 246725, 297460, 371825, 379850, 493450, 743650, 759700, 986900, 1055983, 1487300, 2111966, 4223932, 5279915, 10559830, 21119660, 26399575, 52799150, 105598300]

約数ペア:

[(1, 105598300), (2, 52799150), (4, 26399575), (5, 21119660), (10, 10559830), (20, 5279915), (25, 4223932), (50, 2111966), (71, 1487300), (100, 1055983), (107, 986900), (139, 759700), (142, 743650), (214, 493450), (278, 379850), (284, 371825), (355, 297460), (428, 246725), (535, 197380), (556, 189925), (695, 151940), (710, 148730), (1070, 98690), (1390, 75970), (1420, 74365), (1775, 59492), (2140, 49345), (2675, 39476), (2780, 37985), (3475, 30388), (3550, 29746), (5350, 19738), (6950, 15194), (7100, 14873), (7597, 13900), (9869, 10700)]