31728450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:388

約数の個数: 96

約数和(自身を含む): 86619456

約数和(自身を除く): 54891006

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 53, 65, 75, 78, 106, 130, 150, 159, 195, 265, 307, 318, 325, 390, 530, 614, 650, 689, 795, 921, 975, 1325, 1378, 1535, 1590, 1842, 1950, 2067, 2650, 3070, 3445, 3975, 3991, 4134, 4605, 6890, 7675, 7950, 7982, 9210, 10335, 11973, 15350, 16271, 17225, 19955, 20670, 23025, 23946, 32542, 34450, 39910, 46050, 48813, 51675, 59865, 81355, 97626, 99775, 103350, 119730, 162710, 199550, 211523, 244065, 299325, 406775, 423046, 488130, 598650, 634569, 813550, 1057615, 1220325, 1269138, 2115230, 2440650, 3172845, 5288075, 6345690, 10576150, 15864225, 31728450]

約数ペア:

[(1, 31728450), (2, 15864225), (3, 10576150), (5, 6345690), (6, 5288075), (10, 3172845), (13, 2440650), (15, 2115230), (25, 1269138), (26, 1220325), (30, 1057615), (39, 813550), (50, 634569), (53, 598650), (65, 488130), (75, 423046), (78, 406775), (106, 299325), (130, 244065), (150, 211523), (159, 199550), (195, 162710), (265, 119730), (307, 103350), (318, 99775), (325, 97626), (390, 81355), (530, 59865), (614, 51675), (650, 48813), (689, 46050), (795, 39910), (921, 34450), (975, 32542), (1325, 23946), (1378, 23025), (1535, 20670), (1590, 19955), (1842, 17225), (1950, 16271), (2067, 15350), (2650, 11973), (3070, 10335), (3445, 9210), (3975, 7982), (3991, 7950), (4134, 7675), (4605, 6890)]