65473240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:465

約数の個数: 128

約数和(自身を含む): 183398400

約数和(自身を除く): 117925160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 95, 124, 133, 140, 152, 155, 190, 217, 248, 266, 280, 310, 380, 397, 434, 532, 589, 620, 665, 760, 794, 868, 1064, 1085, 1178, 1240, 1330, 1588, 1736, 1985, 2170, 2356, 2660, 2779, 2945, 3176, 3970, 4123, 4340, 4712, 5320, 5558, 5890, 7543, 7940, 8246, 8680, 11116, 11780, 12307, 13895, 15086, 15880, 16492, 20615, 22232, 23560, 24614, 27790, 30172, 32984, 37715, 41230, 49228, 52801, 55580, 60344, 61535, 75430, 82460, 86149, 98456, 105602, 111160, 123070, 150860, 164920, 172298, 211204, 233833, 246140, 264005, 301720, 344596, 422408, 430745, 467666, 492280, 528010, 689192, 861490, 935332, 1056020, 1169165, 1636831, 1722980, 1870664, 2112040, 2338330, 3273662, 3445960, 4676660, 6547324, 8184155, 9353320, 13094648, 16368310, 32736620, 65473240]

約数ペア:

[(1, 65473240), (2, 32736620), (4, 16368310), (5, 13094648), (7, 9353320), (8, 8184155), (10, 6547324), (14, 4676660), (19, 3445960), (20, 3273662), (28, 2338330), (31, 2112040), (35, 1870664), (38, 1722980), (40, 1636831), (56, 1169165), (62, 1056020), (70, 935332), (76, 861490), (95, 689192), (124, 528010), (133, 492280), (140, 467666), (152, 430745), (155, 422408), (190, 344596), (217, 301720), (248, 264005), (266, 246140), (280, 233833), (310, 211204), (380, 172298), (397, 164920), (434, 150860), (532, 123070), (589, 111160), (620, 105602), (665, 98456), (760, 86149), (794, 82460), (868, 75430), (1064, 61535), (1085, 60344), (1178, 55580), (1240, 52801), (1330, 49228), (1588, 41230), (1736, 37715), (1985, 32984), (2170, 30172), (2356, 27790), (2660, 24614), (2779, 23560), (2945, 22232), (3176, 20615), (3970, 16492), (4123, 15880), (4340, 15086), (4712, 13895), (5320, 12307), (5558, 11780), (5890, 11116), (7543, 8680), (7940, 8246)]