7138300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:80

約数の個数: 108

約数和(自身を含む): 18653320

約数和(自身を除く): 11515020

約数列:

[1, 2, 4, 5, 10, 13, 17, 19, 20, 25, 26, 34, 38, 50, 52, 65, 68, 76, 85, 95, 100, 130, 170, 190, 221, 247, 260, 289, 323, 325, 340, 380, 425, 442, 475, 494, 578, 646, 650, 850, 884, 950, 988, 1105, 1156, 1235, 1292, 1300, 1445, 1615, 1700, 1900, 2210, 2470, 2890, 3230, 3757, 4199, 4420, 4940, 5491, 5525, 5780, 6175, 6460, 7225, 7514, 8075, 8398, 10982, 11050, 12350, 14450, 15028, 16150, 16796, 18785, 20995, 21964, 22100, 24700, 27455, 28900, 32300, 37570, 41990, 54910, 71383, 75140, 83980, 93925, 104975, 109820, 137275, 142766, 187850, 209950, 274550, 285532, 356915, 375700, 419900, 549100, 713830, 1427660, 1784575, 3569150, 7138300]

約数ペア:

[(1, 7138300), (2, 3569150), (4, 1784575), (5, 1427660), (10, 713830), (13, 549100), (17, 419900), (19, 375700), (20, 356915), (25, 285532), (26, 274550), (34, 209950), (38, 187850), (50, 142766), (52, 137275), (65, 109820), (68, 104975), (76, 93925), (85, 83980), (95, 75140), (100, 71383), (130, 54910), (170, 41990), (190, 37570), (221, 32300), (247, 28900), (260, 27455), (289, 24700), (323, 22100), (325, 21964), (340, 20995), (380, 18785), (425, 16796), (442, 16150), (475, 15028), (494, 14450), (578, 12350), (646, 11050), (650, 10982), (850, 8398), (884, 8075), (950, 7514), (988, 7225), (1105, 6460), (1156, 6175), (1235, 5780), (1292, 5525), (1300, 5491), (1445, 4940), (1615, 4420), (1700, 4199), (1900, 3757), (2210, 3230), (2470, 2890)]