90155000

素因数分解:

$2^3\times 5^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:131

約数の個数: 160

約数和(自身を含む): 242734800

約数和(自身を除く): 152579800

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 38, 40, 50, 52, 65, 73, 76, 95, 100, 104, 125, 130, 146, 152, 190, 200, 247, 250, 260, 292, 325, 365, 380, 475, 494, 500, 520, 584, 625, 650, 730, 760, 949, 950, 988, 1000, 1235, 1250, 1300, 1387, 1460, 1625, 1825, 1898, 1900, 1976, 2375, 2470, 2500, 2600, 2774, 2920, 3250, 3650, 3796, 3800, 4745, 4750, 4940, 5000, 5548, 6175, 6500, 6935, 7300, 7592, 8125, 9125, 9490, 9500, 9880, 11096, 11875, 12350, 13000, 13870, 14600, 16250, 18031, 18250, 18980, 19000, 23725, 23750, 24700, 27740, 30875, 32500, 34675, 36062, 36500, 37960, 45625, 47450, 47500, 49400, 55480, 61750, 65000, 69350, 72124, 73000, 90155, 91250, 94900, 95000, 118625, 123500, 138700, 144248, 154375, 173375, 180310, 182500, 189800, 237250, 247000, 277400, 308750, 346750, 360620, 365000, 450775, 474500, 593125, 617500, 693500, 721240, 866875, 901550, 949000, 1186250, 1235000, 1387000, 1733750, 1803100, 2253875, 2372500, 3467500, 3606200, 4507750, 4745000, 6935000, 9015500, 11269375, 18031000, 22538750, 45077500, 90155000]

約数ペア:

[(1, 90155000), (2, 45077500), (4, 22538750), (5, 18031000), (8, 11269375), (10, 9015500), (13, 6935000), (19, 4745000), (20, 4507750), (25, 3606200), (26, 3467500), (38, 2372500), (40, 2253875), (50, 1803100), (52, 1733750), (65, 1387000), (73, 1235000), (76, 1186250), (95, 949000), (100, 901550), (104, 866875), (125, 721240), (130, 693500), (146, 617500), (152, 593125), (190, 474500), (200, 450775), (247, 365000), (250, 360620), (260, 346750), (292, 308750), (325, 277400), (365, 247000), (380, 237250), (475, 189800), (494, 182500), (500, 180310), (520, 173375), (584, 154375), (625, 144248), (650, 138700), (730, 123500), (760, 118625), (949, 95000), (950, 94900), (988, 91250), (1000, 90155), (1235, 73000), (1250, 72124), (1300, 69350), (1387, 65000), (1460, 61750), (1625, 55480), (1825, 49400), (1898, 47500), (1900, 47450), (1976, 45625), (2375, 37960), (2470, 36500), (2500, 36062), (2600, 34675), (2774, 32500), (2920, 30875), (3250, 27740), (3650, 24700), (3796, 23750), (3800, 23725), (4745, 19000), (4750, 18980), (4940, 18250), (5000, 18031), (5548, 16250), (6175, 14600), (6500, 13870), (6935, 13000), (7300, 12350), (7592, 11875), (8125, 11096), (9125, 9880), (9490, 9500)]