72733820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 172440576

約数和(自身を除く): 99706756

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 71, 85, 92, 115, 131, 142, 170, 230, 262, 284, 340, 355, 391, 460, 524, 655, 710, 782, 1207, 1310, 1420, 1564, 1633, 1955, 2227, 2414, 2620, 3013, 3266, 3910, 4454, 4828, 6026, 6035, 6532, 7820, 8165, 8908, 9301, 11135, 12052, 12070, 15065, 16330, 18602, 22270, 24140, 27761, 30130, 32660, 37204, 44540, 46505, 51221, 55522, 60260, 93010, 102442, 111044, 138805, 158117, 186020, 204884, 213923, 256105, 277610, 316234, 427846, 512210, 555220, 632468, 790585, 855692, 1024420, 1069615, 1581170, 2139230, 3162340, 3636691, 4278460, 7273382, 14546764, 18183455, 36366910, 72733820]

約数ペア:

[(1, 72733820), (2, 36366910), (4, 18183455), (5, 14546764), (10, 7273382), (17, 4278460), (20, 3636691), (23, 3162340), (34, 2139230), (46, 1581170), (68, 1069615), (71, 1024420), (85, 855692), (92, 790585), (115, 632468), (131, 555220), (142, 512210), (170, 427846), (230, 316234), (262, 277610), (284, 256105), (340, 213923), (355, 204884), (391, 186020), (460, 158117), (524, 138805), (655, 111044), (710, 102442), (782, 93010), (1207, 60260), (1310, 55522), (1420, 51221), (1564, 46505), (1633, 44540), (1955, 37204), (2227, 32660), (2414, 30130), (2620, 27761), (3013, 24140), (3266, 22270), (3910, 18602), (4454, 16330), (4828, 15065), (6026, 12070), (6035, 12052), (6532, 11135), (7820, 9301), (8165, 8908)]