165022910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{839}}^1$

素因数の和:965

約数の個数: 64

約数和(自身を含む): 342921600

約数和(自身を除く): 177898690

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 89, 130, 170, 178, 221, 442, 445, 839, 890, 1105, 1157, 1513, 1678, 2210, 2314, 3026, 4195, 5785, 7565, 8390, 10907, 11570, 14263, 15130, 19669, 21814, 28526, 39338, 54535, 71315, 74671, 98345, 109070, 142630, 149342, 185419, 196690, 370838, 373355, 746710, 927095, 970723, 1269407, 1854190, 1941446, 2538814, 4853615, 6347035, 9707230, 12694070, 16502291, 33004582, 82511455, 165022910]

約数ペア:

[(1, 165022910), (2, 82511455), (5, 33004582), (10, 16502291), (13, 12694070), (17, 9707230), (26, 6347035), (34, 4853615), (65, 2538814), (85, 1941446), (89, 1854190), (130, 1269407), (170, 970723), (178, 927095), (221, 746710), (442, 373355), (445, 370838), (839, 196690), (890, 185419), (1105, 149342), (1157, 142630), (1513, 109070), (1678, 98345), (2210, 74671), (2314, 71315), (3026, 54535), (4195, 39338), (5785, 28526), (7565, 21814), (8390, 19669), (10907, 15130), (11570, 14263)]