90885210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{587}}^1$

素因数の和:1007

約数の個数: 64

約数和(自身を含む): 235896192

約数和(自身を除く): 145010982

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 397, 587, 794, 1174, 1191, 1761, 1985, 2382, 2935, 3522, 3970, 5161, 5870, 5955, 7631, 8805, 10322, 11910, 15262, 15483, 17610, 22893, 25805, 30966, 38155, 45786, 51610, 76310, 77415, 114465, 154830, 228930, 233039, 466078, 699117, 1165195, 1398234, 2330390, 3029507, 3495585, 6059014, 6991170, 9088521, 15147535, 18177042, 30295070, 45442605, 90885210]

約数ペア:

[(1, 90885210), (2, 45442605), (3, 30295070), (5, 18177042), (6, 15147535), (10, 9088521), (13, 6991170), (15, 6059014), (26, 3495585), (30, 3029507), (39, 2330390), (65, 1398234), (78, 1165195), (130, 699117), (195, 466078), (390, 233039), (397, 228930), (587, 154830), (794, 114465), (1174, 77415), (1191, 76310), (1761, 51610), (1985, 45786), (2382, 38155), (2935, 30966), (3522, 25805), (3970, 22893), (5161, 17610), (5870, 15483), (5955, 15262), (7631, 11910), (8805, 10322)]