828508980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{81707}}^1$

素因数の和:81745

約数の個数: 72

約数和(自身を含む): 2512030752

約数和(自身を除く): 1683521772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 81707, 163414, 245121, 326828, 408535, 490242, 817070, 980484, 1062191, 1225605, 1634140, 2124382, 2451210, 3186573, 4248764, 4902420, 5310955, 6373146, 10621910, 12746292, 13808483, 15932865, 21243820, 27616966, 31865730, 41425449, 55233932, 63731460, 69042415, 82850898, 138084830, 165701796, 207127245, 276169660, 414254490, 828508980]

約数ペア:

[(1, 828508980), (2, 414254490), (3, 276169660), (4, 207127245), (5, 165701796), (6, 138084830), (10, 82850898), (12, 69042415), (13, 63731460), (15, 55233932), (20, 41425449), (26, 31865730), (30, 27616966), (39, 21243820), (52, 15932865), (60, 13808483), (65, 12746292), (78, 10621910), (130, 6373146), (156, 5310955), (169, 4902420), (195, 4248764), (260, 3186573), (338, 2451210), (390, 2124382), (507, 1634140), (676, 1225605), (780, 1062191), (845, 980484), (1014, 817070), (1690, 490242), (2028, 408535), (2535, 326828), (3380, 245121), (5070, 163414), (10140, 81707)]